:root {
  --ink: #eaf8f6;
  --muted: #93aaa9;
  --dim: #607674;
  --night: #061116;
  --night-2: #091a21;
  --panel: rgba(13, 32, 39, .76);
  --line: rgba(158, 221, 214, .16);
  --cyan: #22ddd3;
  --blue: #4b89ff;
  --amber: #ffb675;
  --display: "Avenir Next", "Helvetica Neue", Arial, system-ui, sans-serif;
  --body: "Avenir Next", "Helvetica Neue", Arial, system-ui, sans-serif;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", ui-monospace, monospace;
  --wrap: min(1180px, calc(100vw - 64px));
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 73% 20%, rgba(22, 157, 164, .08), transparent 29rem),
    var(--night);
  font-family: var(--body);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: 20;
  pointer-events: none;
  content: "";
  opacity: .16;
  background-image:
    repeating-linear-gradient(0deg, transparent 0, transparent 3px, rgba(255,255,255,.016) 4px),
    repeating-linear-gradient(90deg, transparent 0, transparent 6px, rgba(255,255,255,.01) 7px);
}

a { color: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
button { font: inherit; }
.wrap { width: var(--wrap); margin-inline: auto; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.skip-link { position: fixed; top: 10px; left: 10px; z-index: 100; padding: 12px 18px; color: var(--night); background: var(--cyan); transform: translateY(-150%); }
.skip-link:focus { transform: translateY(0); }

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 15;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 88px;
  padding-inline: max(32px, calc((100vw - 1340px) / 2));
  border-bottom: 1px solid transparent;
  transition: background .35s ease, border-color .35s ease, height .35s ease;
}

.site-header.scrolled { height: 72px; background: rgba(6, 17, 22, .88); border-color: var(--line); backdrop-filter: blur(16px); }
.brand { display: inline-flex; gap: 12px; align-items: center; color: #f3fffe; font: 600 24px/1 var(--display); letter-spacing: -.05em; text-decoration: none; }
.brand > span:last-child > span { color: var(--cyan); }
.brand-mark { position: relative; display: grid; width: 29px; height: 29px; place-items: center; border: 1px solid rgba(34, 221, 211, .8); border-radius: 50%; box-shadow: 0 0 25px rgba(34, 221, 211, .16); }
.brand-mark::before, .brand-mark::after, .brand-mark i { position: absolute; content: ""; border-radius: 50%; }
.brand-mark::before { width: 3px; height: 3px; background: #fff; box-shadow: 0 0 8px var(--cyan); }
.brand-mark::after { inset: 5px; border: 1px solid rgba(34, 221, 211, .32); border-top-color: transparent; transform: rotate(40deg); }
.brand-mark i { width: 36px; height: 12px; border-top: 1px solid rgba(34, 221, 211, .65); transform: rotate(-34deg); }

.site-nav { display: flex; gap: 34px; align-items: center; }
.site-nav a { color: #c6d6d4; font-size: 13px; font-weight: 600; text-decoration: none; transition: color .2s ease; }
.site-nav a:hover, .site-nav a:focus-visible { color: #fff; }
.site-nav .nav-cta { padding: 12px 18px; color: var(--ink); border: 1px solid var(--line); }
.nav-toggle { display: none; width: 44px; height: 44px; padding: 0; background: transparent; border: 1px solid var(--line); }
.nav-toggle i { display: block; width: 18px; height: 1px; margin: 5px auto; background: var(--ink); transition: transform .2s ease; }

.hero { position: relative; min-height: 860px; height: 100svh; overflow: hidden; isolation: isolate; }
.hero-image { position: absolute; inset: 0; z-index: -3; background: url('/assets/relai-pharmacy-robot-hero.png') center center / cover no-repeat; transform: scale(1.015); animation: settle 1.8s cubic-bezier(.2,.8,.2,1) both; }
.hero-vignette { position: absolute; inset: 0; z-index: -2; background: linear-gradient(90deg, rgba(4, 13, 18, .98) 0%, rgba(4, 13, 18, .88) 31%, rgba(4, 13, 18, .24) 62%, rgba(4, 13, 18, .2) 100%), linear-gradient(0deg, rgba(4, 13, 18, .86), transparent 42%); }
.hero-grid { position: absolute; inset: 0; z-index: -1; opacity: .11; background-image: linear-gradient(rgba(113, 194, 191, .4) 1px, transparent 1px), linear-gradient(90deg, rgba(113, 194, 191, .4) 1px, transparent 1px); background-size: 90px 90px; mask-image: linear-gradient(90deg, #000, transparent 65%); }
.hero-content { display: flex; min-height: 100%; padding-top: 106px; padding-bottom: 115px; flex-direction: column; justify-content: center; }
.eyebrow { display: flex; gap: 11px; align-items: center; margin: 0 0 28px; color: #a8bcba; font: 500 11px/1.3 var(--mono); letter-spacing: .15em; text-transform: uppercase; }
.eyebrow > span { width: 26px; height: 1px; background: var(--cyan); box-shadow: 0 0 9px var(--cyan); }
h1, h2, h3, p { text-wrap: pretty; }
h1 { max-width: 850px; margin: 0; font: 500 clamp(54px, 6.5vw, 98px)/.94 var(--display); letter-spacing: -.065em; }
h1 em, h2 em { color: transparent; font-style: normal; background: linear-gradient(90deg, #c8fbf7 0%, var(--cyan) 52%, #7eabff 100%); background-clip: text; -webkit-background-clip: text; }
.hero-lede { max-width: 630px; margin: 34px 0 0; color: #b6c6c5; font-size: clamp(17px, 1.3vw, 20px); line-height: 1.65; }
.hero-actions { display: flex; gap: 12px; margin-top: 40px; }
.button { display: inline-flex; gap: 32px; align-items: center; justify-content: space-between; min-width: 216px; padding: 16px 18px; font-size: 13px; font-weight: 700; text-decoration: none; border: 1px solid transparent; transition: transform .25s ease, background .25s ease, border-color .25s ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { color: #041517; background: var(--cyan); box-shadow: 0 10px 38px rgba(34, 221, 211, .14); }
.button-primary:hover { background: #75f4ec; }
.button-ghost { color: var(--ink); border-color: rgba(218, 246, 243, .24); background: rgba(5, 20, 26, .32); backdrop-filter: blur(9px); }
.button-ghost:hover { border-color: rgba(218, 246, 243, .5); background: rgba(5, 20, 26, .58); }
.hero-rail { position: absolute; right: max(32px, calc((100vw - 1340px) / 2)); bottom: 48px; display: flex; border: 1px solid rgba(226, 249, 247, .13); background: rgba(7, 19, 25, .52); backdrop-filter: blur(16px); }
.hero-rail div { display: grid; grid-template-columns: auto 1fr; gap: 13px; min-width: 168px; padding: 18px; border-right: 1px solid rgba(226, 249, 247, .13); }
.hero-rail div:last-child { border: 0; }
.hero-rail strong { color: var(--cyan); font: 500 10px/1.4 var(--mono); }
.hero-rail span { color: #d8e5e4; font-size: 11px; line-height: 1.35; text-transform: uppercase; letter-spacing: .08em; }
.concept-note { position: absolute; right: 32px; top: 47%; margin: 0; color: rgba(228, 245, 243, .55); font: 400 9px/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; transform: rotate(90deg) translateX(50%); transform-origin: right center; }
.scroll-cue { position: absolute; bottom: 53px; left: max(32px, calc((100vw - 1340px) / 2)); display: flex; align-items: center; gap: 10px; color: #76908e; font: 400 9px/1 var(--mono); letter-spacing: .16em; text-transform: uppercase; }
.scroll-cue span { position: relative; width: 35px; height: 1px; background: #42615f; overflow: hidden; }
.scroll-cue span::after { position: absolute; inset: 0; content: ""; background: var(--cyan); transform: translateX(-100%); animation: scan 2.2s ease-in-out infinite; }

.signal-band { width: 100%; overflow: hidden; border-block: 1px solid var(--line); background: #08171d; }
.signal-track { display: flex; width: max-content; align-items: center; min-height: 66px; animation: ticker 32s linear infinite; }
.signal-track span { padding-inline: 35px; color: #a7bab8; font: 500 11px/1 var(--mono); letter-spacing: .13em; text-transform: uppercase; }
.signal-track i { width: 5px; height: 5px; border: 1px solid var(--cyan); border-radius: 50%; box-shadow: 0 0 8px rgba(34,221,211,.6); }

.section { padding-block: 140px; }
.section-intro { max-width: 790px; }
.section-intro h2, .safety h2, .reality h2, .contact h2 { margin: 0; font: 500 clamp(42px, 5vw, 70px)/1.02 var(--display); letter-spacing: -.055em; }
.section-intro > p:last-child { max-width: 650px; margin: 30px 0 0; color: var(--muted); font-size: 16px; line-height: 1.75; }
.platform-stage { display: grid; grid-template-columns: 1fr 1.25fr; grid-template-rows: 1fr auto; min-height: 590px; margin-top: 68px; border: 1px solid var(--line); background: linear-gradient(145deg, rgba(16, 40, 48, .75), rgba(6, 18, 24, .8)); box-shadow: 0 40px 100px rgba(0,0,0,.22); overflow: hidden; }
.stage-copy { padding: 60px 54px; border-right: 1px solid var(--line); }
.stage-index { margin: 0 0 58px; color: var(--cyan); font: 400 10px/1 var(--mono); letter-spacing: .12em; }
.stage-copy h3 { max-width: 420px; margin: 0; font: 500 clamp(32px, 3vw, 46px)/1.04 var(--display); letter-spacing: -.045em; }
.stage-copy > p:not(.stage-index) { max-width: 470px; margin: 24px 0 38px; color: var(--muted); font-size: 15px; line-height: 1.8; }
.stage-copy ul { display: grid; gap: 13px; padding: 0; margin: 0; list-style: none; }
.stage-copy li { position: relative; padding-left: 22px; color: #c7d6d4; font-size: 13px; }
.stage-copy li::before { position: absolute; top: 7px; left: 0; width: 8px; height: 1px; content: ""; background: var(--cyan); box-shadow: 0 0 7px var(--cyan); }
.stage-visual { position: relative; display: grid; min-height: 500px; place-items: center; overflow: hidden; background-image: radial-gradient(circle at 50% 50%, rgba(34,221,211,.1), transparent 48%), linear-gradient(rgba(95, 168, 166, .07) 1px, transparent 1px), linear-gradient(90deg, rgba(95, 168, 166, .07) 1px, transparent 1px); background-size: auto, 42px 42px, 42px 42px; }
.radar { position: relative; width: min(70%, 380px); aspect-ratio: 1; border: 1px solid rgba(93, 207, 200, .2); border-radius: 50%; }
.radar-ring { position: absolute; border: 1px solid rgba(93, 207, 200, .15); border-radius: 50%; }
.ring-one { inset: 16%; }.ring-two { inset: 32%; }.ring-three { inset: 45%; }
.radar::before, .radar::after { position: absolute; content: ""; background: rgba(93,207,200,.13); }
.radar::before { top: 50%; left: -18%; width: 136%; height: 1px; }
.radar::after { top: -18%; left: 50%; width: 1px; height: 136%; }
.radar-sweep { position: absolute; inset: 0; border-radius: 50%; background: conic-gradient(from 270deg, rgba(34,221,211,.23), transparent 25%); animation: rotate 5s linear infinite; }
.radar-core { position: absolute; top: 50%; left: 50%; width: 58px; height: 58px; border: 1px solid var(--cyan); border-radius: 50%; transform: translate(-50%,-50%); box-shadow: 0 0 40px rgba(34,221,211,.2), inset 0 0 20px rgba(34,221,211,.12); }
.radar-core::before, .radar-core i { position: absolute; content: ""; border-radius: 50%; }
.radar-core::before { inset: 10px; border: 1px solid rgba(34,221,211,.3); }
.radar-core i { inset: 23px; background: #fff; box-shadow: 0 0 12px var(--cyan); }
.node { position: absolute; padding: 7px 9px; color: #bce7e3; border: 1px solid rgba(34,221,211,.26); background: rgba(7,25,31,.84); font: 400 8px/1 var(--mono); letter-spacing: .08em; }
.node::before { display: inline-block; width: 4px; height: 4px; margin-right: 6px; content: ""; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 6px var(--cyan); vertical-align: 1px; }
.node-a { top: 17%; left: -10%; }.node-b { right: -14%; bottom: 22%; }.node-c { bottom: -4%; left: 33%; }
.stage-status { position: absolute; right: 24px; bottom: 24px; display: flex; gap: 9px; align-items: center; color: #819a98; font: 400 8px/1 var(--mono); letter-spacing: .1em; }
.stage-status > span:first-child { width: 5px; height: 5px; background: var(--cyan); border-radius: 50%; box-shadow: 0 0 7px var(--cyan); }
.stage-tabs { display: grid; grid-column: 1 / -1; grid-template-columns: repeat(3,1fr); border-top: 1px solid var(--line); }
.stage-tab { display: flex; gap: 17px; align-items: center; padding: 24px 28px; color: #78908e; background: rgba(3, 15, 20, .5); border: 0; border-right: 1px solid var(--line); cursor: pointer; text-align: left; transition: background .25s ease, color .25s ease; }
.stage-tab:last-child { border-right: 0; }.stage-tab:hover { color: #dce9e7; }.stage-tab.active { color: #061619; background: var(--cyan); }
.stage-tab b { font: 400 9px/1 var(--mono); }.stage-tab span { font: 600 13px/1 var(--body); }

.workflow { background: #e5efec; color: #07181c; }
.section-intro-split { display: grid; grid-template-columns: 1.2fr .8fr; gap: 90px; max-width: none; align-items: end; }
.workflow .eyebrow { color: #51706e; }.workflow .eyebrow > span { background: #087e7a; box-shadow: none; }
.workflow .section-intro h2 em { color: #087e7a; background: none; -webkit-text-fill-color: initial; }
.workflow .section-intro > p:last-child { margin: 0; color: #536966; }
.process-grid { display: grid; grid-template-columns: repeat(4,1fr); padding: 0; margin: 76px 0 0; list-style: none; border: 1px solid rgba(8,56,60,.2); }
.process-card { position: relative; min-height: 330px; padding: 30px; border-right: 1px solid rgba(8,56,60,.2); }
.process-card:last-child { border: 0; }
.process-top { display: flex; align-items: center; justify-content: space-between; color: #087e7a; font: 500 10px/1 var(--mono); }
.process-top i { width: 8px; height: 8px; border: 1px solid #168e89; border-radius: 50%; }
.process-card h3 { margin: 92px 0 14px; font: 500 27px/1 var(--display); letter-spacing: -.04em; }
.process-card p { margin: 0; color: #526663; font-size: 13px; line-height: 1.7; }
.process-card small { position: absolute; bottom: 25px; color: #78908e; font: 400 8px/1 var(--mono); letter-spacing: .08em; }

.presence-card { display: grid; grid-template-columns: .9fr 1.1fr; min-height: 610px; border: 1px solid var(--line); background: #0a1b22; }
.presence-copy { display: flex; padding: 70px 60px; flex-direction: column; justify-content: center; }
.presence-copy h2 { margin: 0; font: 500 clamp(40px, 4.5vw, 65px)/1.02 var(--display); letter-spacing: -.055em; }
.presence-copy h2 em { color: var(--cyan); font-style: normal; }
.presence-copy > p:not(.eyebrow) { max-width: 480px; margin: 28px 0 48px; color: var(--muted); font-size: 15px; line-height: 1.8; }
.presence-metrics { display: flex; gap: 34px; padding-top: 28px; border-top: 1px solid var(--line); }
.presence-metrics div { display: flex; gap: 10px; align-items: flex-start; }
.presence-metrics strong { color: var(--cyan); font: 500 26px/1 var(--display); }
.presence-metrics span { color: #7f9694; font: 400 8px/1.5 var(--mono); letter-spacing: .05em; text-transform: uppercase; }
.presence-window { position: relative; min-height: 500px; overflow: hidden; border-left: 1px solid var(--line); background: radial-gradient(ellipse at 50% 30%, rgba(34,221,211,.28), transparent 38%), linear-gradient(135deg,#0c2c38,#07151b); }
.presence-window::before { position: absolute; inset: 22px; content: ""; border: 1px solid rgba(148,232,225,.18); }
.presence-window::after { position: absolute; top: 22px; right: 22px; width: 80px; height: 80px; content: ""; border-top: 1px solid var(--cyan); border-right: 1px solid var(--cyan); opacity: .55; }
.video-noise { position: absolute; inset: 0; opacity: .06; background: repeating-linear-gradient(0deg, transparent, transparent 3px, #d9ffff 4px); animation: flicker 5s linear infinite; }
.face-outline { position: absolute; top: 45%; left: 50%; width: 220px; height: 260px; border: 1px solid rgba(166,245,238,.23); border-radius: 46% 46% 28% 28%; transform: translate(-50%,-50%); box-shadow: 0 0 90px rgba(34,221,211,.08); }
.face-outline::before { position: absolute; top: -88px; left: 50%; width: 128px; height: 140px; content: ""; border: 1px solid rgba(166,245,238,.28); border-radius: 50% 50% 45% 45%; transform: translateX(-50%); }
.face-outline span { position: absolute; left: 50%; bottom: -110px; width: 390px; height: 210px; border: 1px solid rgba(166,245,238,.18); border-radius: 50% 50% 0 0; transform: translateX(-50%); }
.video-label, .video-time { position: absolute; bottom: 48px; color: #bdd4d1; font: 400 8px/1 var(--mono); letter-spacing: .1em; }
.video-label { left: 48px; }.video-time { right: 48px; color: #6e8e8b; }
.video-label i { display: inline-block; width: 5px; height: 5px; margin-right: 7px; background: var(--cyan); border-radius: 50%; box-shadow: 0 0 8px var(--cyan); }

.safety { position: relative; padding-bottom: 0; overflow: hidden; background: linear-gradient(155deg,#0b2028,#061217); border-block: 1px solid var(--line); }
.safety::before { position: absolute; right: -170px; top: -280px; width: 730px; height: 730px; content: ""; border: 1px solid rgba(34,221,211,.12); border-radius: 50%; box-shadow: inset 0 0 100px rgba(34,221,211,.03); }
.safety-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 120px; position: relative; z-index: 1; }
.safety h2 { max-width: 550px; }.safety-copy > p { max-width: 560px; margin: 60px 0 42px; color: var(--muted); font-size: 16px; line-height: 1.8; }
.safety-rule { display: flex; gap: 20px; align-items: center; max-width: 530px; padding: 23px; border: 1px solid rgba(255,182,117,.23); background: rgba(255,182,117,.045); }
.rule-pulse { width: 31px; height: 31px; border: 1px solid var(--amber); border-radius: 50%; box-shadow: 0 0 0 8px rgba(255,182,117,.04); }
.rule-pulse::after { display: block; width: 7px; height: 7px; margin: 11px; content: ""; background: var(--amber); border-radius: 50%; box-shadow: 0 0 8px var(--amber); }
.safety-rule strong, .safety-rule small { display: block; }.safety-rule strong { color: #ffe5cb; font-size: 13px; }.safety-rule small { margin-top: 5px; color: #8c9691; font: 400 8px/1.4 var(--mono); letter-spacing: .06em; text-transform: uppercase; }
.safety-marquee { display: flex; gap: 40px; align-items: center; justify-content: center; margin-top: 120px; padding: 29px; color: rgba(221,246,243,.26); border-top: 1px solid var(--line); font: 500 clamp(18px,2.6vw,36px)/1 var(--display); letter-spacing: -.03em; white-space: nowrap; }
.safety-marquee i { color: rgba(34,221,211,.38); font-style: normal; }

.reality-panel { display: grid; grid-template-columns: .9fr 1.1fr; gap: 90px; padding: 70px; border: 1px solid var(--line); background: linear-gradient(125deg,rgba(16,40,47,.75),rgba(8,23,29,.45)); }
.reality-details > p { margin: 12px 0 44px; color: var(--muted); font-size: 16px; line-height: 1.8; }
.status-list { display: grid; gap: 16px; }
.status-list p { display: grid; grid-template-columns: auto 1fr; gap: 15px; margin: 0; padding: 19px; border: 1px solid var(--line); color: #8ea4a2; font-size: 12px; line-height: 1.6; }
.status-list strong { display: block; margin-bottom: 3px; color: #d8e6e4; font-size: 13px; }
.status-dot { width: 8px; height: 8px; margin-top: 5px; border-radius: 50%; }
.status-dot.verified { background: var(--cyan); box-shadow: 0 0 8px var(--cyan); }.status-dot.pending { border: 1px solid var(--amber); box-shadow: 0 0 8px rgba(255,182,117,.35); }

.contact { padding-top: 40px; }
.contact-panel { position: relative; min-height: 560px; display: flex; padding: 70px; align-items: center; flex-direction: column; justify-content: center; overflow: hidden; text-align: center; border: 1px solid var(--line); background: radial-gradient(circle at 50% 50%, rgba(34,221,211,.1), transparent 40%), #081820; }
.contact-panel .eyebrow { position: relative; z-index: 1; }.contact-panel h2 { position: relative; z-index: 1; }.contact-panel p:not(.eyebrow) { position: relative; z-index: 1; margin: 26px 0 34px; color: var(--muted); }.contact-panel .button { position: relative; z-index: 1; }
.contact-orbit { position: absolute; width: 680px; height: 680px; border: 1px solid rgba(34,221,211,.09); border-radius: 50%; animation: rotate 30s linear infinite; }
.contact-orbit::before, .contact-orbit::after, .contact-orbit i { position: absolute; content: ""; border-radius: 50%; }
.contact-orbit::before { inset: 90px; border: 1px solid rgba(34,221,211,.08); }.contact-orbit::after { inset: 210px; border: 1px solid rgba(34,221,211,.11); }
.contact-orbit i { width: 6px; height: 6px; background: var(--cyan); box-shadow: 0 0 12px var(--cyan); }.contact-orbit i:nth-child(1) { top: 16%; left: 17%; }.contact-orbit i:nth-child(2) { top: 47%; right: -3px; }.contact-orbit i:nth-child(3) { bottom: 9%; left: 31%; }

.site-footer { display: flex; min-height: 130px; align-items: center; justify-content: space-between; color: #667c7a; border-top: 1px solid var(--line); font: 400 10px/1 var(--mono); letter-spacing: .05em; text-transform: uppercase; }
.brand-footer { font-size: 19px; text-transform: none; }.brand-footer .brand-mark { transform: scale(.8); }

.reveal { opacity: 1; transform: none; }
.js .reveal { opacity: 0; transform: translateY(24px); transition: opacity .8s ease, transform .8s cubic-bezier(.2,.8,.2,1); }
.reveal.visible { opacity: 1; transform: translateY(0); }

.not-found { min-height: 100svh; display: grid; place-items: center; }
.not-found .contact-panel { width: 100%; }
.not-found h1 { font-size: clamp(64px, 12vw, 150px); }

@keyframes settle { from { transform: scale(1.08); filter: brightness(.7); } to { transform: scale(1.015); filter: brightness(1); } }
@keyframes scan { 0%,20% { transform: translateX(-100%); } 70%,100% { transform: translateX(100%); } }
@keyframes rotate { to { transform: rotate(360deg); } }
@keyframes ticker { to { transform: translateX(-50%); } }
@keyframes flicker { 0%,100% { opacity:.055; } 51% { opacity:.085; } 52% { opacity:.03; } 53% { opacity:.06; } }

@media (max-width: 1000px) {
  :root { --wrap: min(100% - 40px, 760px); }
  .site-header { padding-inline: 22px; }
  .hero-content { justify-content: flex-end; padding-bottom: 175px; }
  .hero-image { background-position: 62% center; }
  .hero-vignette { background: linear-gradient(0deg,rgba(4,13,18,.98) 0%,rgba(4,13,18,.8) 48%,rgba(4,13,18,.25) 100%), linear-gradient(90deg,rgba(4,13,18,.65),transparent); }
  .hero-rail { right: 20px; left: 20px; bottom: 30px; }.hero-rail div { flex: 1; min-width: 0; }
  .scroll-cue, .concept-note { display: none; }
  .platform-stage { grid-template-columns: 1fr; }.stage-copy { border-right: 0; border-bottom: 1px solid var(--line); }.stage-visual { min-height: 470px; }
  .section-intro-split, .safety-layout, .reality-panel { grid-template-columns: 1fr; gap: 48px; }
  .process-grid { grid-template-columns: repeat(2,1fr); }.process-card:nth-child(2) { border-right: 0; }.process-card:nth-child(-n+2) { border-bottom: 1px solid rgba(8,56,60,.2); }
  .presence-card { grid-template-columns: 1fr; }.presence-window { min-height: 520px; border-top: 1px solid var(--line); border-left: 0; }
  .safety-copy > p { margin-top: 0; }.safety-marquee { justify-content: flex-start; overflow: hidden; }
}

@media (max-width: 720px) {
  :root { --wrap: calc(100% - 34px); }
  .site-header { height: 70px; }
  .nav-toggle { display: block; }
  .nav-toggle[aria-expanded="true"] i:first-of-type { transform: translateY(3px) rotate(45deg); }.nav-toggle[aria-expanded="true"] i:last-of-type { transform: translateY(-3px) rotate(-45deg); }
  .site-nav { position: absolute; top: 70px; left: 0; right: 0; display: none; padding: 20px 22px 28px; align-items: stretch; flex-direction: column; gap: 6px; background: rgba(6,17,22,.98); border-bottom: 1px solid var(--line); }
  .site-nav.open { display: flex; }.site-nav a { padding: 14px; }.site-nav .nav-cta { margin-top: 8px; }
  .hero { min-height: 760px; }.hero-content { padding-top: 100px; padding-bottom: 195px; }.hero-image { background-position: 67% center; }.hero-vignette { background: linear-gradient(0deg,rgba(4,13,18,1) 0%,rgba(4,13,18,.9) 47%,rgba(4,13,18,.22) 100%); }
  h1 { font-size: clamp(47px,14vw,64px); }.hero-lede { margin-top: 23px; font-size: 15px; line-height: 1.55; }.hero-actions { margin-top: 28px; }.button { width: 100%; }.button-ghost { display: none; }
  .hero-rail { bottom: 20px; }.hero-rail div { display: block; padding: 14px 12px; }.hero-rail strong { display: block; margin-bottom: 7px; }.hero-rail span { font-size: 9px; }
  .section { padding-block: 95px; }.section-intro h2, .safety h2, .reality h2, .contact h2 { font-size: clamp(40px,12vw,57px); }
  .platform-stage { margin-top: 44px; }.stage-copy { padding: 40px 28px; }.stage-index { margin-bottom: 34px; }.stage-visual { min-height: 390px; }.node-a { left: -2%; }.node-b { right: -5%; }.stage-tabs { grid-template-columns: 1fr; }.stage-tab { border-right: 0; border-bottom: 1px solid var(--line); }.stage-tab:last-child { border-bottom: 0; }
  .section-intro-split { gap: 26px; }.process-grid { grid-template-columns: 1fr; margin-top: 48px; }.process-card { min-height: 270px; border-right: 0; border-bottom: 1px solid rgba(8,56,60,.2); }.process-card:nth-child(3) { border-bottom: 1px solid rgba(8,56,60,.2); }.process-card h3 { margin-top: 60px; }
  .presence-copy { padding: 48px 28px; }.presence-metrics { gap: 18px; flex-wrap: wrap; }.presence-window { min-height: 420px; }.video-time { display: none; }
  .safety-layout { gap: 25px; }.safety-marquee { margin-top: 75px; font-size: 22px; }.reality-panel { padding: 40px 26px; }.contact-panel { min-height: 520px; padding: 45px 24px; }
  .site-footer { padding-block: 35px; align-items: flex-start; flex-direction: column; justify-content: center; gap: 18px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .js .reveal { opacity: 1; transform: none; }
}

@media (prefers-contrast: more) {
  :root { --muted: #bfd0ce; --line: rgba(218,247,243,.42); }
}